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Low cost logic analyzer probe for Rigol MSO5000 EasyEDA project

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imolnar:
Hi,

What voltage should be measured on the unloaded ProbeDet pin?

S. Petrukhin:

--- Quote from: imolnar on January 12, 2023, 10:21:40 am ---Hi,
What voltage should be measured on the unloaded ProbeDet pin?

--- End quote ---

Approximately 3.3-5 volts.  :)

imolnar:
0.4V by me.

S. Petrukhin:

--- Quote from: imolnar on January 12, 2023, 12:13:16 pm ---0.4V by me.

--- End quote ---
0.58V
If short this pin to GND, "Probe connected" message will show about 3 seconds.

imolnar:
There are no messages on my scope. I can press the LA button, but there is no change in the digit channels. :(

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